Zip Code: 51040 (Onawa, IA) - Market Hotness: Trend of Demand Score (Realtor)

Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: demand score for the 51040 Zip Code in November 2025 was 28.284.

You can see similar for other Iowa Zip Codes.

The chart and table below shows the trend of the market hotness: demand score for the 51040 zip code.

Note: Demand Score is an index representing the metro's unique listing page viewers compared to other metros.

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Zip Code: 51040 - Market Hotness: Trend of Supply Score (Realtor)

Related Topics: Zip Code: 51040 - Realtor House Inventory Topic List

Data Source: Realtor.

Zip Code: 51040 - Market Hotness: Trend of Demand Score

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